[Bug middle-end/22141] [5/6/7 Regression] Missing optimization when storing structures

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=22141

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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  Attachment #42487|0                           |1
        is obsolete|                            |

--- Comment #46 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 42489
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42489&action=edit
gcc8-pr22141-improvements.patch

The previous version passed bootstrap on x86_64, i686 and powerpc64le, but
regtest on x86_64 and i686 showed another bug in the gimple-ssa-store-merging.c
changes and a testcase issue in one case.  Will bootstrap/regtest this updated
version now on all 3 again.